From: Emanuel Berg via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: Defining minor mode with minor-mode condition
Date: Tue, 04 May 2021 15:01:31 +0200 [thread overview]
Message-ID: <874kfihcus.fsf@zoho.eu> (raw)
In-Reply-To: jwvv97yoeaw.fsf-monnier+emacs@gnu.org
Stefan Monnier wrote:
> I actually often find it convenient to unconditionally
> "disable" first:
>
> (define-minor-mode crucibulum-minor-mode
> "Minor mode for assisting with superior & inferior typeface."
> :lighter " Crucibulum"
> (disable-texcom-typeface)
> (disable-ricci-notation)
> (when crucibulum-minor-mode
> (enable-texcom-typeface)
> (enable-ricci-notation)))
>
> the advantage is to avoid problems where, say,
> `enable-texcom-typeface` is not idempotent, so if you call
> (crucibulum-minor-mode 1) several times you might end up
> with multiple copies of the same thing added to a list.
Good!
What about one function to enable all and one to disable all?
No - then these functions can be called from the outside which
will/can add confusion, and worse, enable some of the minor
mode functionality but not actually enabling the minor
mode itself!
--
underground experts united
https://dataswamp.org/~incal
next prev parent reply other threads:[~2021-05-04 13:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-04 3:52 Defining minor mode with minor-mode condition Christopher Dimech
2021-05-04 4:12 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-04 7:01 ` Joost Kremers
2021-05-04 7:20 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-04 12:52 ` Stefan Monnier
2021-05-04 13:01 ` Emanuel Berg via Users list for the GNU Emacs text editor [this message]
2021-05-04 13:03 ` Christopher Dimech
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